[1] UN, Environm Programme, World Conservat Monitoring Ctr, Cambridge CB3 0DL, England
[2] BirdLife Int, Cambridge CB3 0NA, England
[3] Zool Soc London, Inst Zool, London NW1 4RY, England
[4] Stat Netherlands, NL-2490 HA The Hague, Netherlands
[5] Univ N Carolina, Dept Marine Sci, Chapel Hill, NC 27599 USA
[6] Old Dominion Univ, Norfolk, VA 23529 USA
[7] Natl Water Res Inst Branch, United Nations Environm Programme, Burlington, ON L7R 4A6, Canada
[8] Conservat Int, Ctr Appl Biodivers Sci, Biodivers Assessment Unit, IUCN Species Survival Commiss, Arlington, VA 22202 USA
[9] UN, Food & Agr Org, Fisheries & Aquaculture Management Div, I-00153 Rome, Italy
[10] Secretariat Ramsar Convent Wetlands, CH-1196 Gland, Switzerland
[11] European Commiss, Joint Res Ctr, Inst Environm & Sustainabil, I-21027 Ispra, VA, Italy
[12] Global Footprint Network, Oakland, CA 94607 USA
[13] Univ Virginia, Dept Environm Sci, Charlottesville, VA 22903 USA
[14] Ist Super Protez & Ric Ambientale, I-00185 Rome, Italy
[15] Royal Soc Protect Birds, Sandy SG19 2DL, Beds, England
[16] Univ Queensland, Sch Integrat Syst, Brisbane, Qld 4067, Australia
[17] Univ Cambridge, Dept Zool, Cambridge CB2 3EJ, England
[18] Natl Ctr Atmospher Res, Boulder, CO 80301 USA
[19] World Wildlife Fund Int, CH-1196 Gland, Switzerland
[20] S African Natl Pk, Ctr Invas Biol, ZA-7947 Steenberg, South Africa
[21] S African Natl Pk, Global Invas Species Programme, ZA-7947 Steenberg, South Africa
[22] United Nations Educ Sci & Cultural Org, F-75352 Paris, France
[23] TRAFFIC Int, Cambridge CB3 0DL, England
[24] Univ British Columbia, Fisheries Ctr, Sea Us Project, Vancouver, BC V6T 1Z4, Canada
[25] Natl Ctr Biol Sci, Tata Inst Fundamental Res, Bangalore 560065, Karnataka, India
[26] Nature Conservancy, Arlington, VA 22203 USA
[27] US Geol Survey, Patuxent Wildlife Res Ctr, Laurel, MD 20708 USA
[28] Amer Bird Conservancy, Washington, DC 20009 USA
[29] Univ Stellenbosch, Ctr Invas Biol, ZA-7602 Matieland, South Africa
[30] Univ Bath, Dept Biol & Biochem, IUCN Species Survival Commiss, Bath BA2 7AY, Avon, England
[31] Al Ain Wildlife Pk & Resort, Abu Dhabi, U Arab Emirates
[32] IUCN, CH-1196 Gland, Switzerland